Erin Holland poses in retro style Sass And Bide bikini showing off her toned abs and legs following the brand's appearance at London Fashion Week

She's used to posing in swimwear and on Saturday, model Erin Holland showed off her best angles as she posed in a Sass And Bide retro style bikini.

The 25-year-old former Miss World Australia showed her support for the brand who appeared at London Fashion Week just a day prior.

Taking to Instagram to share the snap, the model captioned the photo: '@sassandbide moments...'

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Sexy: Australian beauty Erin Holland poses in a retro style Sass And Bide bikini showing off her toned abs and legs following the brand's appearance at London Fashion Week

The black bikini features high-waisted bottoms with a ruffled bikini top and the model expertly shows off her toned abs and her enviable pins.

Her blonde locks are worn in curls and she posed on her knees, one arm behind her head as she gives the camera a sultry stare.

Erin shared another bikini snap on Wednesday showing her in a blue, black and white patterned bikini as she put her arm around fellow Australian model and presenter, Lauren Vickers.

Gorgeous: The model posed with friend and fellow Australian model Lauren Vickers in a gorgeous blue, black and white patterned bikini on Wednesday

Earlier in the day the model showed off a look for a photo shoot which saw her wearing a pair of thigh high stockings and a set of black underwear.

She wrote: 'Had a blast shooting for with the incredible team... how amazing is this makeup?

Indeed, her feline features were accentuated with lashings of mascara, shiny eye shadow and lots of smoky eyeliner.

The Sass and Bide Autumn/Winter 2015 catwalk show debuted the collection for new Creative Director, Anthony Cuthbertson.

Photo shoot ready! Earlier on Wednesday the model showed off a look for a photo shoot which saw her wearing a pair of thigh high stockings and a set of black underwear

Held at the Australian High Commission at Australia House, the spectacular runway event showcased the striking new range of clothes.

Titled Mojo-Kiko, 'the collection is a bold new step for the brand honouring the empowerment of the new age woman and urban warrior'.

Black, white, cream and grey were the key colours seen on the catwalk, with an array of dresses, skirts and jackets on show.

Former designers Sarah-Jane Clarke and Heidi Middleton departed the brand during the middle of last year, but the pair were still heavily involved in the recruitment of the new design team, fronted by Cuthbertson

The catwalk: Black, white, cream and grey were the key colours seen on the Sass and Bide catwalk on Friday at London Fashion Week, with an array of dresses, skirts and jackets on show